.canvas{
  min-width: 100%;
  background-color: #fff;
  overflow: hidden;
}
.component-wrapper{
  margin: 12px;
  border: 1px solid #fff;
  padding: 12px;
  border-radius: 3px;
 &:hover{
  border-color: #d9d9d9;
 }
}
.selected{
  border-color: #1890ff !important;
}
.locked{
  opacity: .5;
  cursor: not-allowed;
}
.component{
  pointer-events: none; //屏蔽鼠标行为，组件不让被点击到
}